Mason

This distribution does not 'use strict;' in all of its modules.

Add 'use strict' to all modules.

MANIFEST does not match the contents of this distribution.

Run a proper command ("make manifest" or "./Build manifest", maybe with a force option), or use a distribution builder to generate the MANIFEST. Or update MANIFEST manually.

This distribution does not declare the minimum perl version in META.yml.

If you are using Build.PL define the {requires}{perl} = VERSION field. If you are using MakeMaker (Makefile.PL) you should upgrade ExtUtils::MakeMaker to 6.48 and use MIN_PERL_VERSION parameter. Perl::MinimumVersion can help you determine which version of Perl your module needs.

This distribution does not 'use warnings;' in all of its modules.

Add 'use warnings' to all modules. (This will require perl > 5.6)

This distribution uses a module or a dist that's not listed as a prerequisite.

List all used modules in META.yml requires

This distribution does not have a list of provided modules defined in META.yml.

Add all modules contained in this distribution to the META.yml field 'provides'. Module::Build does this automatically for you.

This distribution uses a module or a dist in it's test suite that's not listed as a build prerequisite.

List all modules used in the test suite in META.yml build_requires